Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Ethan V.
United Kingdom · Apr 2026
Honestly better than buying a local SIM at the airport. Customer support answered my question quickly.
Sophie
GotoeSIM Support
· 3 months ago So glad to hear this, Ethan! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Sophie 💜
Mohammed W.
Mexico · Apr 2026
Great value compared to roaming charges. Streaming and video calls worked without buffering. Would definitely buy again.
David
GotoeSIM Support
· 3 months ago Thanks a lot, Mohammed! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — David
Yuki B.
Japan · Apr 2026
Used this on my trip and it worked perfectly in Japan. Topping up was straightforward when I needed more.
Sophie
GotoeSIM Support
· 3 months ago Cheers, Yuki! Delighted the speeds worked well for you. – Sophie, GotoeSIM Support
Emma G.
Switzerland · Apr 2026
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple.
Laura
GotoeSIM Support
· 3 months ago Thanks a lot, Emma! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Laura, GotoeSIM Support
Isabella K.
South Korea · Apr 2026
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues. Would definitely buy again.
Mark
GotoeSIM Support
· 3 months ago Thank you so much, Isabella! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Mark, GotoeSIM Support
Somchai W.
South Korea · Apr 2026
Exactly what I needed for travelling. Signal held up well on trains and in rural areas.
Sophie
GotoeSIM Support
· 3 months ago Thank you so much, Somchai! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Sophie, GotoeSIM Support
Somchai M.
United States · Apr 2026
Great value compared to roaming charges in Japan. I kept my normal number for calls while using this for data.
Diego
GotoeSIM Support
· 3 months ago Really appreciate this, Somchai! Love that you were online the moment you landed in Japan. — Diego
Wei C.
Germany · Apr 2026
Great value compared to roaming charges. Topping up was straightforward when I needed more. A must-have for international travel.
Emma
GotoeSIM Support
· 3 months ago Thank you so much, Wei! So happy the Japan eSIM kept you connected. – Emma, GotoeSIM Support
Somchai B.
Ireland · Apr 2026
Did the job without any drama. Speeds were solid for maps, messaging and browsing.
Anna
GotoeSIM Support
· 3 months ago Cheers, Somchai! Delighted the speeds worked well for you. – Anna 💜
Min-jun W.
Switzerland · Apr 2026
Connected the moment I landed. Customer support answered my question quickly. Telling my friends about this.
Sara
GotoeSIM Support
· 3 months ago Really appreciate this, Min-jun! Great to know the setup was quick and easy. We're here whenever you travel again. — Sara, GotoeSIM Support
Grace T.
Egypt · Mar 2026
Super easy to set up before I flew out in Japan. Coverage was strong even outside the city. Made staying connected effortless.
David
GotoeSIM Support
· 3 months ago Thanks for sharing, Grace! Delighted the speeds worked well for you. We're here whenever you travel again. – David 💜
Sarah T.
Australia · Mar 2026
Exactly what I needed for travelling. Activation was automatic when I arrived. Made staying connected effortless.
Grace
GotoeSIM Support
· 4 months ago Thanks for sharing, Sarah! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Grace
Marco W.
Brazil · Mar 2026
No more hunting for a SIM card kiosk on arrival. Coverage was strong even outside the city. Made staying connected effortless.
Sophie
GotoeSIM Support
· 4 months ago Thanks for sharing, Marco! Great to know the setup was quick and easy. – Sophie 💜
Grace D.
Thailand · Mar 2026
Used this on my trip and it worked perfectly. Coverage was strong even outside the city. Zero regrets.
Omar
GotoeSIM Support
· 4 months ago Thanks a lot, Grace! So pleased it saved you from roaming bills. – Omar 💜
Ravi P.
Brazil · Mar 2026
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. Would definitely buy again.
Yuki
GotoeSIM Support
· 4 months ago Cheers, Ravi! Great to know the setup was quick and easy. We're here whenever you travel again. – Yuki 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (nonhkip) plan costs $4.29 for 3 GB over 15 days, paid once with no hidden fees.
How do I activate my Japan eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the GotoeSIM app. Install on Wi-Fi before your trip; it activates when you arrive in Japan.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan.
Comments & questions
Grace D. · 1 week ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Grace, so buying early is totally fine. – Mark, GotoeSIM Support
Elena C. · 2 weeks ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Elena — it switches on when you land. — Laura, GotoeSIM Support
Max C. · 3 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Max! We're always here if you need anything. — Ingrid
Beatriz R. · 3 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Beatriz — check My eSIMs anytime. — Diego, GotoeSIM Support
Daniel L. · 5 months ago
Can I use this for hotspot/tethering?
Yes Daniel, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — David, GotoeSIM Support
Liam K. · 6 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Liam, on 4G/5G where available. – Diego 💜
Somchai W. · 6 months ago
How long does the QR code take to arrive after payment?
It's immediate, Somchai! The QR code is delivered the moment your payment goes through. — Ken
Sri C. · 7 months ago
Will this keep my WhatsApp active with my home number?
Yes Sri, WhatsApp keeps working with your home number — the eSIM only carries data. — Grace, GotoeSIM Support
Yuki B. · 11 months ago
Is 5G supported or just 4G?
Yes Yuki, 5G is supported where the local network offers it, otherwise fast 4G. – Omar 💜
Sven H. · 1 year ago
Can I top up the same eSIM instead of buying a new one?
Yes Sven, you can top up the same eSIM anytime — no need to buy a new one. – Omar, GotoeSIM Support
Kenji W. · 1 year ago
Does this work on an iPhone 13?
Yes Kenji, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. – Emma, GotoeSIM Support
Lucia B. · 1 year ago
Can I use it in nearby countries too?
For nearby countries, Lucia, a regional plan may suit you better — happy to help you pick. – Yuki 💜